"Flares" EP out now!

Order the debut EP of my progressive jazz project Josef Kowalsky


bass player.


Amsterdam-based musician,
working on original projects across various styles


Kelpie's Dance out now!

The new single from Josef Kowalsky just dropped on all streaming platforms. I'd like to thank everyone involved for making it happen, namely: Micheal Murray (sax), Ante Medić (gtr), Jorge Fernández (pn) and Diego Miranda (dr), Ido Zilberman (recording), Marcel

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Belle van Zuylen Prize nomination

Fantastic and unexpected news - my master thesis “When Extremes Meet: Compositional Elements of Animals as Leaders’ Music in Writing for a Modern Electric Small Jazz Ensemble” got nominated for the Belle van Zuylen Prize for outstanding artistic research in…

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"Flares" release concert @ Cinetol

Here are a couple of pics from our release concert at Cinetol, Amsterdam in November. Thanks to everyone who came, we had a blast being able to present the material from the EP as well as some new tunes along…

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"Flares" is out

It's been quite a process, but the debut EP “Flares” of Josef Kowalsky is finally out. On the 13th of October it dropped on all streaming platforms and Bandcamp and it's also available for purchase digitally in my store

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Masters ready!

We wrapped up the work on the recordings last week with a great mastering session at Wessel Oltheten's studio. Josef Kowalsky's debut EP “Flares” is officially ready! 😍 There is still more to do in other departments, so the…

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125% of success! 🥳

I am absolutely overjoyed to share the news that we (Josef Kowalsky) wrapped up the crowdfunding campaign for the release of our EP “Flares” with 125% of our goal, that is €2.515 on the counter! Many many thanks to everyone…

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Crowdfunding campaign

We're starting a crowdfunding campaign to finish the debut EP with Josef Kowalsky. Our goal is to raise €2000 to cover the costs of the mixing, mastering and cover art. If you want to know more or support the project…

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Debut EP of Josef Kowalsky is recorded!

Making dreams come true! At the end of February we hit the studio -2 at the Conservatory of Amsterdam to record Josef Kowalsky's debut EP under a watchful eye (hearful ear?) of Ido Zilberman. They were really intense two days…

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Josef Kowalsky's debut concert at Splendor


On the 3rd of February, with Josef Kowalsky we played our debut concert on the stage of Splendor – Amsterdam’s hub for creative musicians. We played in front of a full house and got a very warm welcome from our…

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